The 22 Coolest Small Businesses In London

London is arguably the financial capital of the world. Though recent banking and market scandals have rocked the city's standing atop the Global Financial Centres Index, its small business scene has exploded in recent years — giving a good name to the capital city of the U.K. Europe's rival to Silicon Valley has sprouted a digital wardrobe concierge service, a cat cafe, a monster supply store, and a grungy bar with a nationally trending hashtag. Even Business Insider is opening an office in L...